It could only be called alchemy- the transformative magic that happens during the Yeah Yeah Yeahs’ most tuned-in moments in the studio when their unique chemistry sparks opens a portal and out comes a song like “Maps” or “Zero” or the latest addition to their canon “Spitting off the Edge of the World featuring Perfume Genius” — an epic shot-to-the-heart of pure YYYs beauty and power. A thunderstorm of a return is what the legendary trio has in store for us on Cool It Down their fifth studio album and their first since 2013’s Mosquito. The eight-track collection bound to be a landmark in their catalog is an expert distillation of their best gifts that impels you to move and cry and listen closely.